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C95520 Bronze vs. EN 1.7218 Steel

C95520 bronze belongs to the copper alloys classification, while EN 1.7218 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C95520 bronze and the bottom bar is EN 1.7218 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
150 to 230
Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 44
73
Tensile Strength: Ultimate (UTS), MPa 970
500 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 240
420
Melting Completion (Liquidus), °C 1070
1460
Melting Onset (Solidus), °C 1020
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 40
44
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 29
2.6
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.5
Embodied Energy, MJ/kg 58
20
Embodied Water, L/kg 390
52

Common Calculations

Stiffness to Weight: Axial, points 8.0
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 33
18 to 55
Strength to Weight: Bending, points 27
18 to 38
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 33
15 to 46

Alloy Composition

Aluminum (Al), % 10.5 to 11.5
0 to 0.040
Carbon (C), % 0
0.22 to 0.29
Chromium (Cr), % 0 to 0.050
0.9 to 1.2
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.5 to 81.3
0 to 0.3
Iron (Fe), % 4.0 to 5.5
96.2 to 98.1
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 4.2 to 6.0
0 to 0.3
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.15
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0